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Append text and ad text to TextView Android example


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String s = "Some text for appending

"; TextView mTitle = (TextView) findViewById(R.id.title_text); mTitle.setText(R.string.app_name); // insert text from strings.xml mTitle.append(s); // append string like a variable value mTitle.append("My string will appended
"); // append string

You can insert this source code into onCreate in your activity file

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Další témata ....(Topics)


172

Android Samples | android-samples











AbsListView
AbstractAccountAuthenticator
AbstractThreadedSyncAdapter
AccelerateInterpolator
AccessibilityEvent
AccessibilityService
AccessibilityServiceInfo
Account
AccountAuthenticatorActivity
AccountAuthenticatorResponse
AccountManager
Activity
ActivityInfo
ActivityInstrumentationTestCase2
ActivityManager
ActivityUnitTestCase
AdapterContextMenuInfo
AdapterView
AlarmManager
AlertDialog
AlphaAnimation
AndroidTestCase
Animation
AnimationSet
AnimationUtils
Application
ApplicationTestCase
AppWidgetManager
AppWidgetProvider
ArrayAdapter
AssetFileDescriptor
AsyncTask
AttributeSet
AudioManager
AuthenticatorDescription
AuthenticatorException
AutoCompleteTextView
BackupAgent
BackupAgentHelper
BackupDataInput
BackupDataOutput
BackupManager
BaseAdapter
BaseColumns
BaseExpandableListAdapter
Binder
Bitmap
BitmapDrawable
BitmapFactory
BitmapShader
BluetoothAdapter
BluetoothDevice
BluetoothServerSocket
BluetoothSocket
BroadcastReceiver
Build
Bundle
Button
Callback
Camera
CameraInfo
Canvas
Color
ColorFilter
CompletionInfo
ComponentName
CompoundButton
ConditionVariable
Config
ConfigurationInfo
Contacts
ContactsContract
ContentProvider
ContentProviderClient
ContentProviderOperation
ContentResolver
ContentUris
ContentValues
Context
ContextMenu
ContextMenuInfo
Cursor
CursorAdapter
Data
DatePicker
DatePickerDialog
DecelerateInterpolator
DeviceAdminReceiver
DevicePolicyManager
Dialog
DialogInterface
Display
DisplayMetrics
Drawable
Editable
EditorInfo
EditText
EditTextPreference
Email
Environment
Equalizer
ETC1Util
ExpandableListActivity
ExpandableListAdapter
ExpandableListContextMenuInfo
ExpandableListView
FileBackupHelper
FillType
Filterable
FloatMath
FocusFinder
FormatException
Gallery
Gesture
GestureDetector
GestureLibraries
GestureLibrary
GestureOverlayView
GLES10
GLES20
GLSurfaceView
GLU
GLUtils
Gravity
GridView
Handler
HandlerThread
Html
CharArrayBuffer
CheckBox
CheckBoxPreference
Chronometer
IBinder
Im
ImageButton
ImageSwitcher
ImageView
InputConnection
InputMethodManager
InputMethodService
Instrumentation
Intent
IntentFilter
JetPlayer
Key
Keyboard
KeyboardView
KeyEvent
KeyCharacterMap
LayoutAnimationController
LayoutInflater
LayoutParams
LinearLayout
LinkMovementMethod
ListActivity

ListAdapter
ListPreference
ListView
LiveFolders
Log
Looper
Matrix
MediaController
MediaPlayer
MediaScannerConnection
MediumTest
Menu
MenuInflater
MenuItem
Message
Messenger
MetaKeyKeyListener
MoreAsserts
MotionEvent
MovementMethod
MultiAutoCompleteTextView
NameNotFoundException
NdefMessage
NdefRecord
NfcAdapter
Notification
NotificationManager
OnAccountsUpdateListener
OnBufferingUpdateListener
OnClickListener
OnCompletionListener
OnCheckedChangeListener
OnInitListener
OnItemClickListener
OnItemSelectedListener
OnJetEventListener
OnKeyListener
OnPreparedListener
OnScrollListener
OnSharedPreferenceChangeListener
OnTouchListener
OnVideoSizeChangedListener
OperationApplicationException
OperationCanceledException
Options
PackageInfo
PackageManager
Paint
PaintDrawable
PaintFlagsDrawFilter
Parcel
Parcelable
ParcelFileDescriptor
Path
PendingIntent
People
Phone
Phones
Picture
PictureDrawable
PixelFormat
PorterDuff
PorterDuffXfermode
PowerManager
Preference
PreferenceActivity
PreferenceCategory
PreferenceManager
PreferenceScreen
Process
ProgressBar
ProgressDialog
QuickContactBadge
RadioButton
RadioGroup
RatingBar
RawContacts
RecognitionService
RecognizerIntent
Rect
RectF
RelativeLayout
RemoteCallbackList
RemoteException
RemoteViews
ResolveInfo
ResourceCursorAdapter
Resources
Row
ScaleGestureDetector
ScrollingMovementMethod
ScrollView
SearchManager
SearchRecentSuggestions
SearchRecentSuggestionsProvider
SeekBar
Sensor
SensorEvent
SensorEventListener
SensorManager
Service
ServiceConnection
ServiceTestCase
Shader
ShapeDrawable
SharedPreferences
SimpleAdapter
SimpleCursorAdapter
SimpleCursorTreeAdapter
SimpleExpandableListAdapter
Size
SmallTest
SmsManager
SmsMessage
SpannableString
Spanned
SparseArray
SpeechRecognizer
Spinner
SpinnerAdapter
SQLException
SQLiteDatabase
SQLiteOpenHelper
SQLiteQueryBuilder
StatusUpdates
StructuredName
Style
StyleSpan
Surface
SurfaceHolder
SurfaceView
SyncResult
SystemClock
TabActivity
TabHost
TableLayout
TableRow
TabSpec
TestSuiteBuilder
TextSwitcher
TextToSpeech
TextUtils
TextView
TextWatcher
Time
TimePicker
TimePickerDialog
Toast
ToggleButton
Transformation
TranslateAnimation
TypedArray
Typeface
UiThreadTest
Uri
UriMatcher
URLSpan
Vibrator
VideoView
View
ViewFlipper
ViewGroup
ViewParent
ViewSwitcher
Visualizer
WakeLock
WallpaperManager
WallpaperService
WebView
Window
WindowManager
Xfermode
Xml
XmlResourceParser

354

Start Activity from list - launches other activities from list | start-activity-from-list-launches-other-activities-from-list


Activities launcher

public class MainActivity extends ListActivity {
    private class Sample {
        private CharSequence title;
        private Class<? extends Activity> activityClass;

        public Sample(int titleResId, Class<? extends Activity> activityClass) {
            this.activityClass = activityClass;
            this.title = getResources().getString(titleResId);
        }

        @Override
        public String toString() {
            return title.toString();
        }
    }

    private static Sample[] mSamples;

    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        // Instantiate the list of samples.
        mSamples = new Sample[]{
                new Sample(R.string.title_first_app, FirstActivity.class),
                new Sample(R.string.title_second_app, SecondActivity.class),
                new Sample(R.string.title_third_app, ThirdActivity.class),
        };

        setListAdapter(new ArrayAdapter<Sample>(this,
                android.R.layout.simple_list_item_1,
                android.R.id.text1,
                mSamples));
    }

    @Override
    protected void onListItemClick(ListView listView, View view, int position, long id) {
        // Launch the sample associated with this list position.
        startActivity(new Intent(MainActivity.this, mSamples[position].activityClass));
    }
}

80

List LinkedList add sort find Item in Java example | list-linkedlist-add-sort-find-item-in-java-example


List LinkedList Collections add sort find search Item, get searched item to string in Java example.

MainClass.java

import java.util.Collections;
import java.util.LinkedList;
import java.util.List;

public class MainClass {
	public static void main(String[] arg) {
		String[] arrayOfString = {"nothing", "Hello", "people"
				, "bye-bye", "hello", "world!", "End" };
		   
                   List<String> arrayList = new LinkedList<String>();
                  
                   for(String s: arrayOfString)
		     arrayList.add(s);

		    Collections.sort(arrayList);
		    // foreach
		    for (String str: arrayList)
		      System.out.println(str);
		    
		    Object objMin = Collections.min(arrayList);
		    System.out.println("Min is: " + objMin);
		    
		    Object objMax = Collections.max(arrayList);
		    System.out.println("Max is: " + objMax);
		    
		    int index = Collections.binarySearch(arrayList, "people");
		    System.out.println("Index of people is: " + index);
		    // print word on index 5
		    System.out.println("Index 5 is: " + arrayList.get(5));
                    String sItem = arrayList.get(5); // get item from index 5 to string
		    
		  }
}
/*
End
Hello
bye-bye
hello
nothing
people
world!
Min is: End
Max is: world!
Index of people is: 5
Index 5 is: people
*/
108

Turn screen ON OFF Android sample code | turn-screen-on-off-android-sample-code


WakeLock, PowerManager,uses-permission Android sample.
Main.java

public class Main extends Activity {
	    private SensorManager mSensorManager;
	    private PowerManager mPowerManager;
	    private WindowManager mWindowManager;
	    private WakeLock mWakeLock;
	    private Button button;
	    private TextView textView;

	    /** Called when the activity is first created. */
	    @Override
	    public void onCreate(Bundle savedInstanceState) {
	        super.onCreate(savedInstanceState);
try{
	        // Get an instance of the SensorManager
	        mSensorManager = (SensorManager) getSystemService(SENSOR_SERVICE);

	        // Get an instance of the PowerManager
	        mPowerManager = (PowerManager) getSystemService(POWER_SERVICE);

	        // Get an instance of the WindowManager
	        mWindowManager = (WindowManager) getSystemService(WINDOW_SERVICE);
	        mWindowManager.getDefaultDisplay();

	        // Create a bright wake lock
	        mWakeLock = mPowerManager.newWakeLock(PowerManager.SCREEN_BRIGHT_WAKE_LOCK, getClass()
	                .getName());

	        setContentView(R.layout.main);
	        textView = (TextView)findViewById(R.id.textView1);
	        button = (Button)findViewById(R.id.button1);
	        button.setOnClickListener(mButtonStopListener);
	       
	        
		} catch (Exception e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
			Log.e("onCreate", e.getMessage());
		}
} // END onCreate
	    
	    View.OnClickListener mButtonStopListener = new OnClickListener() {
	    	public void onClick(View v) {
		        try {
					mWakeLock.release();
					textView.setText("mWakeLock.release()");
				} catch (Exception e) {
					// TODO Auto-generated catch block
					e.printStackTrace();
					Log.e("onPause",e.getMessage());
				}
	    	
	    	}
	    };

	    @Override
	    protected void onResume() {
	        super.onResume();
	        /*
	         * when the activity is resumed, we acquire a wake-lock so that the
	         * screen stays on, since the user will likely not be fiddling with the
	         * screen or buttons.
	         */
	        
	        try {
				mWakeLock.acquire();
				textView.setText("mWakeLock.acquire()");
			} catch (Exception e) {
				// TODO Auto-generated catch block
				e.printStackTrace();
				Log.e("onResume", e.getMessage());
			}

	    }

	    @Override
	    protected void onPause() {
	        super.onPause();

	        // and release our wake-lock
	        try {
				mWakeLock.release();
			} catch (Exception e) {
				// TODO Auto-generated catch block
				e.printStackTrace();
				Log.e("onPause",e.getMessage());
			}
	    }
}



AndroidManifest.xml

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="//schemas.android.com/apk/res/android"
      package="cz.okhelp.Main"
      android:versionCode="1"
      android:versionName="1.0">
    <uses-sdk android:minSdkVersion="7" />
    <uses-permission android:name="android.permission.HARDWARE_TEST"></uses-permission>
<uses-permission android:name="android.permission.VIBRATE"></uses-permission>

<uses-permission android:name="android.permission.WAKE_LOCK"></uses-permission>

    <application android:icon="@drawable/icon" android:label="@string/app_name">
        <activity android:name=".ScreenBrightnessActivity"
                  android:label="@string/app_name">
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />
                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>

    </application>
</manifest>


169

Iterate HashMap getKey getValue Java Example | iterate-hashmap-getkey-getvalue-java-example



 HashMap<String,Locale> _mapOfLocale = new HashMap<String,Locale>();
    _mapOfLocale.put("French",Locale.	FRENCH	);	
    _mapOfLocale.put("German",Locale.	GERMAN	);	
    _mapOfLocale.put("Italian",Locale.	ITALIAN	);	

    for (Entry<String, Locale> entry : _mapOfLocale.entrySet()) {

       System.out.println(entry.getKey());
       System.out.println(entry.getValue());

      }





Editace: 2011-11-25 13:01:42
Počet článků v kategorii: 397
Url:append-text-and-ad-text-to-textview-android-example

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